BL ATT A 111.*;. 99 



abdomen longissiine superanles ; alee anliae valde allenuata, area 

 coslufi (ilbida diaphaaa lalissima. 



Male. Teslaceoiix, fusifurm, smooth, sliining. Hea<l exleiicling 

 valber beyond llie piolhorax. Eyes black, very far apart. Antennte very 

 slender, iniiuitely seiiilose, miicli loii^jer (ban the body. Sides of the pro- 

 thorax whitish, ))elliuid, nuuh dilated and rounded ; hind border strai;;ht. 

 Abdomen taperinir from tlie i)ase to the lip. Cerci U)ng, lanceolate. Legs 

 slender; femora minutely seiose. Wings extending very much beyond the 

 abdomen. Fore wings tapering much towards the tips ; costal area wliiiish, 

 hyaline, extremely broad ; veins hardly elevated ; basal area smooth, much 

 attenuated. Length of the body 5 lines ; of the wings 12 lines. 



This species is distinguished by the much rounded sides of the pro- 

 thorax, by the very long and much attenuated fore wings, and by the great 

 breadth of the pellucid part of the latter. 



a. Sautarem. From Mr. Bates' collection. 



68. Blatta pebluciua. 



Foem. Fulva, glabra, tiileiin, subttts albo-flava ; caput prothoracem per- 



paullo superans ; oculi tiiffri, inviccin rernoti ,• prothorax qiiadri- 



foveolaluK, disco ochraceo albido-mar gin ato, late fibus diaphanis ; alee 



anlicce allenuata, area coslali lata diuphana. 



Female. Tawny, fusiform, smooth, shining, whitish yellow beneath. 



Head extending very little beyond the prothorax. Eyes black, wide apart. 



Antennae slender. Prothorax pellucid; middle part ochraceous, whitish 



boidered, with two oblique furrows on each side ; sides rounded and dilated ; 



hind border straight. Abdomen entire at the tip. Cerci pale luteous, 



long, slender, lanceolate. Legs slender; femora setose. VVin^s extending 



muih beyond the abdomen. Fore wings attenuated; veins slii;hlly 



elevated ; costal area broad, pellucid; costa rounded. Length of the body 



A^ lines ; of the winj,'s 10 lines. 



This may be the female of B. vitrocincta. The pale part of the pro- 

 thorax and of the fore wings is more pellucid, and the prothorax is less 

 abruptly uarrovver in front. 

 a. Tejuca. Presented by the Rev. H. Clark. 



69. Blatta poststriga. 



Mas. Testacea, glabra, nilens, subtm alhida ; caput albo fasci'itum, 



antice pictum ; oculi mayni, vi.v invicem revioli ; antenuce fulvce, 



validcE, basim versus nigrce ; protlihrax falvm, vittis duabiis abbre- 



viatis laleribusque alhidis ; alee anlicce villa discoidali Jusca atbido 



venosa nonnunijuam indelerniimila,area coslali alLida diaphana lata; 



alcB poslicw pullide cinerea, a pice fulvcscentes. 



Male. Testaceous, fusiform, smooth, shining, whitish beneath. Head 



extending rather beyond the prothoiax ; abroad white hand on the fore 



part of the vertex; front and face \nosily piceous. Eyes lariie, tawny, 



hardly far apart. Antennae tawny, stout, setulose, black towards the base. 



Prothorax whitish, pellucid; middle part tawny, with two whitish irrejiular 



abbreviated stripes; sides dilated, much rounded; hiud border straight. 



